package com.ph.demo.nettySecond;

import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
import io.netty.handler.codec.LengthFieldPrepender;
import io.netty.handler.codec.string.StringDecoder;
import io.netty.handler.codec.string.StringEncoder;
import io.netty.util.CharsetUtil;


/**
 * Created by peng on 2019/5/16.
 */
public class MyserverInitializer extends ChannelInitializer<SocketChannel> {
    @Override
    protected void initChannel(SocketChannel ch) throws Exception {

        ChannelPipeline pipeline = ch.pipeline();

        pipeline.addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE,0,4,0,4));

        pipeline.addLast(new LengthFieldPrepender(4));

        pipeline.addLast(new StringDecoder(CharsetUtil.UTF_8));

        pipeline.addLast(new StringEncoder(CharsetUtil.UTF_8));

        pipeline.addLast(new StringHandler());


    }
}
